Tom's Hardware compared four factory-overclocked GeForce GTX 580 cards: Gigabyte's GeForce GTX 580 Super Overclock, MSI's N580GTX Twin Frozr II/OC, Sparkle's X580 Captain, and Zotac's GeForce GTX 580 AMP²! Edition.
Nvidia's GeForce GTX 580 is currently the fastest graphics card based on a single GPU. If you want more performance than what it can do, you need to look at a dual-GPU board or a pair of cards in CrossFire or SLI (and if you don't know what the card is capable of, check out GeForce GTX 580 And GF110: The Way Nvidia Meant It To Be Played).Four Overclocked GeForce GTX 580 Cards, Rounded Up
As we've come to expect, there are board partners who deviate from the company's specification in one way or another in the interest of differentiation. Some employ overclocks straight from the factory, others implement custom cooling solutions, and nearly all try to offer unique features to set their products apart from the pack.
